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Thanks a lot for your response and support ! SWComposites

Hello, Composite experts community, I would like to request your expertise in order to look for an alternate material to make mandrels used for aircraft ducting. Right now, we are producing this mandrel using a plaster type material which it works for the type of duct we are currently producing...

Hello Everyone, I'll like to ask your support based on your expertise on Composites. I would like to know when I should use a N4 Breather or N10 breather for bagging and curing purposes. At the moment we use N10 Breather on parts made of Epoxy prepreg cured on the oven under vacuum of 22"Hg up...

Hello SWComposites, in regards of standardize the procedure is something we are working at the moment. The configuration hasn't been changed except for the new requirements from out customer. Which increased the requirements. we don't use any adhesive at all there are placed two plies of prepreg...

Hello, We are experiencing some low results on our mechanical drum peel test coupon, our drum peel test coupon is made using two plies of epoxy prepreg (7781 style fabric) on each side of the core which is .210" thick. We noticed production people uses several ways to build them, customer...

Finally was able to removed it from the layup tool. Hope this helps to someone else in the future, placed several shims around the radome periphery placed a generous amount of release agent let it set for 20 minutes then removed all shims and placed the tool on the oven at 170°F for 30 minutes...

SWComposites, the part it gets Autoclave cured with 20psi of pressure and cure at 260°F, do you think if we apply the same amount of heat could help some how or 150°F should fine?

Thanks, Its a fiber glass tool.

I already inserted some wedges and poured an small amount of release agent Frekote, will leave it on it for 15 more minutes in order to attempt to get as much release as needed all the way to the bottom, then will follow your recommendations by removing the wedges and will put it on the oven at...

Hello SWComposites thanks a lot for your reply Its a radome and its made with Epoxy prepreg and foam core. the edge band is a solid laminate area but the rest of the part is foam core covered by 4 plies of prepreg on each side (tool and bag side)

Hello everyone, I have a problem with a part, it got stuck to the mold tool, there were 17 cycles already performed on it (applying 2 coats of release each time) so it started to build some resin on the surface, so I lightly buffed it down with a scotch brite and re-apply one coat of release but...

My bad SWComposites sorry for not answer about the NDT Ultrasonic, we dont perform Ultrasonic test but we do perform a Thermography Test on parts the one mentioned with the issue did not presented any delamination or porosity indication at all. Thank you very much for all your support !!

Thanks a lot GDviesCEVO let me check that out.

Hello Everyone! We manufacture composite private aircraft interior and exterior parts and panels. A customer is requesting a drop off on the price for their parts, and allow us to consult different alternate materials from the actuals used in order to save and provide a better price for them...

Thanks a lot for your support and reply Compositepro !! Is there any technical or scientific way to prove this to our M&P so he can feel confident?

Hello Everyone, I work for a manufacturing company that fabricate Radomes, we have an issue with an Autoclave cure cycle that lasted for at least 200 minutes at 140°F while perfoming the ramp down. Which in the autoclave is set to 125°F. But due a malfunction on the Autoclave the temperature...

Hello, I'm looking for any specification or chart that allows the substitution of the blind rivet 132369A401 and I'll like to know which rivet would be the substitution for it. Any help would be really apreciated. Thanks a lot !!

Can someone please help me on this, can a MS20426DD rivet can be substituted by a MS20426AD rivet, I search on the National Aerospace Standards and it tells me that the DD or D rivets are inactive for new design, does anyboy know what would be a good substitute?. Thanks for your time. Regards!